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Home >> Subaru >> 2005 >> Outback i, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Diagnostic Trouble Code (DTC) Detecting Criteria (H4SO) >> Diagnostic Trouble Code (DTC) Detecting Criteria >> DTC P1446 Fuel Tank Sensor Control Valve Circuit Low >> Diagnostic Method >> Abnormality Judgment
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Abnormality Judgment

Judge NG when the continuous time of completing the malfunction criteria below becomes more than 2.5 seconds.

Judgment Value 

JUDGMENT VALUE REFERENCE (ABNORMALITY)

Malfunction Criteria Threshold Value
Battery voltage >/= 10.9 V
After engine starting 1 second or more
Terminal output voltage when ECM output OFF signals Low
Ignition switch ON

Time Needed for Diagnosis:  2.5 seconds

Malfunction Indicator Light Illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.